public OggFile GetPrevFile()
{
if (m_FileHeap == null)
{
return(null);
}
if (m_FileHeap.Count <= 0)
{
return(null);
}
if (m_PreviousFile == null)
{
return(null);
}
OggPlaylistFile tmp = m_CurrentFile;
m_CurrentFile = m_PreviousFile;
m_PreviousFile = tmp;
if (m_AutoUncache)
{
if (m_PreviousFile != null)
{
m_PreviousFile.UnCacheFile();
}
}
m_Position = m_FileHeap.IndexOf(m_CurrentFile);
if (!m_CurrentFile.Cached)
{
m_CurrentFile.CacheFile();
}
return(m_CurrentFile.File);
}
// Constructor
public OggPlaylist()
{
m_FileHeap = new ArrayList();
m_CurrentFile = null;
m_Position = 0;
m_AutoOrder = true;
m_Random = false;
m_RandomGenerator = new Random();
m_Repeat = false;
}
private bool m_Repeat; // Whether the playlist should repeat
#endregion Fields
#region Constructors
// Constructor
public OggPlaylist()
{
m_FileHeap = new ArrayList();
m_CurrentFile = null;
m_Position = 0;
m_AutoOrder = true;
m_Random = false;
m_RandomGenerator = new Random();
m_Repeat = false;
}
/// <summary>
/// Remove a file from the Playlist
/// </summary>
/// <param name="Item">
/// The <see cref="OggPlaylistFile"/> to remove
/// </param>
public void Remove(OggPlaylistFile Item)
{
if (m_FileHeap == null)
{
return;
}
m_FileHeap.Remove(Item);
if (m_AutoOrder)
{
m_FileHeap.Sort();
}
}
/// <summary>
/// Retrieves the next file for playback & advance the internal pointers
/// </summary>
/// <returns>
/// A <see cref="OggFile"/>
/// </returns>
public OggFile GetNextFile()
{
if (m_FileHeap == null)
{
return(null);
}
if (m_FileHeap.Count <= 0)
{
return(null);
}
m_PreviousFile = m_CurrentFile;
if (m_AutoUncache)
{
if (m_PreviousFile != null)
{
m_PreviousFile.UnCacheFile();
}
}
if (m_Random)
{
m_Position = m_RandomGenerator.Next(m_FileHeap.Count - 1);
}
else
{
m_Position++;
if (m_Position >= m_FileHeap.Count)
{
if (m_Repeat)
{
m_Position = 0;
}
else
{
return(null);
}
}
}
m_CurrentFile = (OggPlaylistFile)m_FileHeap[m_Position];
m_CurrentFile.Played = true;
if (!m_CurrentFile.Cached)
{
m_CurrentFile.CacheFile();
}
return(m_CurrentFile.File);
}
/// <summary>
/// Implementation of IComparable.CompareTo interface
/// </summary>
int IComparable.CompareTo(object obj)
{
if (typeof(object) != typeof(OggPlaylistFile))
{
throw new System.InvalidCastException("OggPlaylistFile:CompareTo obj not an OggPlaylistFile");
}
OggPlaylistFile tmp = (OggPlaylistFile)obj;
if (tmp.OrderNum > this.OrderNum)
{
return(1);
}
if (tmp.OrderNum < this.OrderNum)
{
return(-1);
}
return(0);
}
/// <summary>
/// Remove a file from the Playlist
/// </summary>
/// <param name="Item">
/// The <see cref="OggPlaylistFile"/> to remove
/// </param>
public void Remove(OggPlaylistFile Item)
{
if (m_FileHeap==null) { return; }
m_FileHeap.Remove(Item);
if (m_AutoOrder) { m_FileHeap.Sort(); }
}
public OggFile GetPrevFile()
{
if (m_FileHeap==null) { return null; }
if (m_FileHeap.Count<=0) { return null; }
if (m_PreviousFile==null) { return null; }
OggPlaylistFile tmp = m_CurrentFile;
m_CurrentFile = m_PreviousFile;
m_PreviousFile = tmp;
if (m_AutoUncache) { if (m_PreviousFile!=null) { m_PreviousFile.UnCacheFile(); } }
m_Position = m_FileHeap.IndexOf(m_CurrentFile);
if (!m_CurrentFile.Cached) { m_CurrentFile.CacheFile(); }
return m_CurrentFile.File;
}
/// <summary>
/// Retrieves the next file for playback & advance the internal pointers
/// </summary>
/// <returns>
/// A <see cref="OggFile"/>
/// </returns>
public OggFile GetNextFile()
{
if (m_FileHeap==null) { return null; }
if (m_FileHeap.Count<=0) { return null; }
m_PreviousFile = m_CurrentFile;
if (m_AutoUncache) { if (m_PreviousFile!=null) { m_PreviousFile.UnCacheFile(); } }
if (m_Random)
{
m_Position = m_RandomGenerator.Next(m_FileHeap.Count-1);
}
else
{
m_Position++;
if (m_Position >= m_FileHeap.Count)
{
if (m_Repeat) { m_Position = 0; } else { return null; }
}
}
m_CurrentFile = (OggPlaylistFile)m_FileHeap[m_Position];
m_CurrentFile.Played = true;
if (!m_CurrentFile.Cached) { m_CurrentFile.CacheFile(); }
return m_CurrentFile.File;
}
